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Designer: Insert into correct class for "Go to slot"

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Make use of LookupContext to find the right class.

Task-number: QTCREATORBUG-10348

Change-Id: I7f8ec769ff2239d5123726e562a1bd430f8c4567
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Erik Verbruggen <erik.verbruggen@digia.com>
This commit is contained in:
Nikolai Kosjar
2013-11-20 17:24:07 +01:00
parent da7b861e69
commit 204cc21f0c
9 changed files with 231 additions and 33 deletions
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65
src/plugins/designer/qtcreatorintegration.cpp
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@@ -160,27 +160,26 @@ static bool inherits(const Overview &o, const Class *klass, const QString &baseC
return false;
}
// Check for a class name where haystack is a member class of an object.
// So, haystack can be shorter (can have some namespaces omitted because of a
// "using namespace" declaration, for example, comparing
// "foo::Ui::form", against "using namespace foo; Ui::form".
static bool matchMemberClassName(const QString &needle, const QString &hayStack)
QString fullyQualifiedName(const LookupContext &context, const Name *name, Scope *scope)
{
if (needle == hayStack)
return true;
if (!needle.endsWith(hayStack))
return false;
// Check if there really is a separator "::"
const int separatorPos = needle.size() - hayStack.size() - 1;
return separatorPos > 1 && needle.at(separatorPos) == QLatin1Char(':');
if (!name || !scope)
return QString();
const QList<LookupItem> items = context.lookup(name, scope);
if (items.isEmpty()) { // "ui_xxx.h" might not be generated and nothing is forward declared.
return Overview().prettyName(name);
} else {
Symbol *symbol = items.first().declaration();
return Overview().prettyName(LookupContext::fullyQualifiedName(symbol));
}
return QString();
}
// Find class definition in namespace (that is, the outer class
// containing a member of the desired class type) or inheriting the desired class
// in case of forms using the Multiple Inheritance approach
static const Class *findClass(const Namespace *parentNameSpace,
const QString &className, QString *namespaceName)
static const Class *findClass(const Namespace *parentNameSpace, const LookupContext &context,
const QString &className, QString *namespaceName)
{
if (Designer::Constants::Internal::debug)
qDebug() << Q_FUNC_INFO << className;
@@ -194,16 +193,22 @@ static const Class *findClass(const Namespace *parentNameSpace,
// 1) we go through class members
const unsigned classMemberCount = cl->memberCount();
for (unsigned j = 0; j < classMemberCount; ++j)
if (const Declaration *decl = cl->memberAt(j)->asDeclaration()) {
if (Declaration *decl = cl->memberAt(j)->asDeclaration()) {
// we want to know if the class contains a member (so we look into
// a declaration) of uiClassName type
const NamedType *nt = decl->type()->asNamedType();
QString nameToMatch;
if (const NamedType *nt = decl->type()->asNamedType()) {
nameToMatch = fullyQualifiedName(context, nt->name(),
decl->enclosingScope());
// handle pointers to member variables
if (PointerType *pt = decl->type()->asPointerType())
nt = pt->elementType()->asNamedType();
if (nt && matchMemberClassName(className, o.prettyName(nt->name())))
return cl;
} else if (PointerType *pt = decl->type()->asPointerType()) {
if (NamedType *nt = pt->elementType()->asNamedType()) {
nameToMatch = fullyQualifiedName(context, nt->name(),
decl->enclosingScope());
}
}
if (!nameToMatch.isEmpty() && className == nameToMatch)
return cl;
} // decl
// 2) does it inherit the desired class
if (inherits(o, cl, className))
@@ -214,7 +219,7 @@ static const Class *findClass(const Namespace *parentNameSpace,
QString tempNS = *namespaceName;
tempNS += o.prettyName(ns->name());
tempNS += QLatin1String("::");
if (const Class *cl = findClass(ns, className, &tempNS)) {
if (const Class *cl = findClass(ns, context, className, &tempNS)) {
*namespaceName = tempNS;
return cl;
}
@@ -445,14 +450,15 @@ static QString addParameterNames(const QString &functionSignature, const QString
typedef QPair<const Class *, Document::Ptr> ClassDocumentPtrPair;
static ClassDocumentPtrPair
findClassRecursively(const Snapshot &docTable,
const Document::Ptr &doc, const QString &className,
findClassRecursively(const LookupContext &context, const QString &className,
unsigned maxIncludeDepth, QString *namespaceName)
{
const Document::Ptr doc = context.thisDocument();
const Snapshot docTable = context.snapshot();
if (Designer::Constants::Internal::debug)
qDebug() << Q_FUNC_INFO << doc->fileName() << className << maxIncludeDepth;
// Check document
if (const Class *cl = findClass(doc->globalNamespace(), className, namespaceName))
if (const Class *cl = findClass(doc->globalNamespace(), context, className, namespaceName))
return ClassDocumentPtrPair(cl, doc);
if (maxIncludeDepth) {
// Check the includes
@@ -461,7 +467,9 @@ static ClassDocumentPtrPair
const Snapshot::const_iterator it = docTable.find(include);
if (it != docTable.end()) {
const Document::Ptr includeDoc = it.value();
const ClassDocumentPtrPair irc = findClassRecursively(docTable, it.value(), className, recursionMaxIncludeDepth, namespaceName);
LookupContext context(includeDoc, docTable);
const ClassDocumentPtrPair irc = findClassRecursively(context, className,
recursionMaxIncludeDepth, namespaceName);
if (irc.first)
return irc;
}
@@ -588,7 +596,8 @@ bool QtCreatorIntegration::navigateToSlot(const QString &objectName,
Document::Ptr doc;
foreach (const Document::Ptr &d, docMap) {
const ClassDocumentPtrPair cd = findClassRecursively(docTable, d, uiClass, 1u , &namespaceName);
LookupContext context(d, docTable);
const ClassDocumentPtrPair cd = findClassRecursively(context, uiClass, 1u , &namespaceName);
if (cd.first) {
cl = cd.first;
doc = cd.second;